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US2947646A Expired / Lapsed US ⏱️ 0.0 years remaining

Colloidal dispersion of metals in plastics

Assignee: Eastman Kodak Co
•
Filing: 1958-01-07
•
Granted: 1960-08-02
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Expires: 1978-01-07
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Abstract

No abstract record available.

Inventors

  • 👤 Richard G Devaney
  • 👤 John W Tamblyn

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 16:36
CPC Classifications
B; B82; B82Y; B82Y30/00; C; C09; C09C; C09C1/00; C09C1/62; C08; C08K; C08K3/00; C08K3/02; C08K3/08; C01; C01P; C01P2004/00; C01P2004/60; C01P2004/64; C01P2004/80; Y; Y10; Y10S; Y10S75/00; Y10S75/956

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 86 words
A PROCESS FOR PREPARING A DISPERSION OF METAL SELECTED FROM THE CLASS CONSISTING OF GOLD, ALUMINUM, COPPER, GERMANIUM, SILVER, IRON, CADMIUM, TIN, LEAD AND GALLIUM IN ONE ORGANIC THERMOPLASTIC MATERIAL WHEREIN SUBIN DIAMETER COMPRISING DEPOSITING THE METAL AS A THIN COATING HAVING A THICKNESS OF LESS THAN 0.1 MICRON ON POWDERED ORGANIC THERMOPLASTIC COMPONENTS FINE ENOUGH TO PASS A 20 MESH SCREEN, AND WORKING THE COATED POWDER INTO A PLASTIC STATE TO FRAGMENT THE METAL COATING INTO METALLIC PARTICLES OF LESS THAN 0.1 MICRON IN DIAMETER.
Claim 2
Dependent Claim 86 words
A PROCESS FOR PREPARING A DISPERSION OF METAL SELECTED FROM THE CLASS CONSISTING OF GOLD, ALUMINUM, COPPER, GERMANIUM, SILVER, IRON, CADMIUM, TIN, LEAD AND GALLIUM IN ONE ORGANIC THERMOPLASTIC MATERIAL WHEREIN SUBIN DIAMETER COMPRISING DEPOSITING THE METAL AS A THIN COATING HAVING A THICKNESS OF LESS THAN 0.1 MICRON ON POWDERED ORGANIC THERMOPLASTIC COMPONENTS FINE ENOUGH TO PASS A 20 MESH SCREEN, AND WORKING THE COATED POWDER INTO A PLASTIC STATE TO FRAGMENT THE METAL COATING INTO METALLIC PARTICLES OF LESS THAN 0.1 MICRON IN DIAMETER.

References Cited (Backward Citations)

US1792262A Cited
US2761849A Cited
US2721357A Cited
US2864774A Cited
US2839378A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1963-08-02 1964-02-01 1964-08-02 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1967-08-02 1968-02-01 1968-08-02 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1971-08-02 1972-02-01 1972-08-02 $7700.00 Window Closed / Lapsed

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